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    <title>Title</title>
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    <h1>获取各种变量值</h1>
    <h2>整数：{{number}}</h2>
    <h2>字符串：{{str}}</h2>
    <h2>元祖：{{tuple}},分开获取 {{tuple.2}},{{tuple[1]}}</h2>
    <h2>列表：{{list}} , 分开获取{{list.2}} </h2>
    <h2>字典：{{dict}}, 分开获取{{dict.name}},{{dict["age"]}}</h2>

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